https://www.scientificamerican.com/article/whats-the-science-behind-why-we-hiccup/

Sometimes they’re funny. Sometimes they’re annoying or even frustrating. They can disrupt you at the most inconvenient times. No, I’m not talking about your family members—good guess, though! I’m talking about hiccups.

What are hiccups? And are there scientific reasons behind why we get them?